Add 2 more characters: Diane and Ban with launch/update tags

- Added Diane (The Giant of the Earth) - Launch character
  * Neid (Envy) sin, earth magic, War Hammer weapon
  * Strong stats and character arc with King

- Added Ban (The Fox's Sin) - Launch character
  * Gier (Greed) sin, immortal fighter with Snatch ability
  * Complex emotional story with Elaine

- Updated Meliodas and Elizabeth with 'introduced: Launch' tag
- Updated Seven Deadly Sins lore note with all characters
- All characters properly linked with wikilinks

4 characters now in vault with introduction tracking.

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

docs/obsidian-vault/Characters/Elizabeth Liones.md

@@ -2,7 +2,8 @@
 type: character
 tags: [charakter, weibliche-hauptfigur, königin, magie]
 created: 2026-08-16
-updated: 2026-08-16
+updated: 2026-08-17
+introduced: Launch (Staffel 1, Episode 1)
 ---
 
 # Elizabeth Liones